FrostDateCheck

Middletown, OH 45044 Frost Dates

Middletown, OH: when does the frost end?

Zone 6b

Typically, the last spring freeze lands around 04/24, roughly 239 days out. Fall's first freeze usually shows up around 10/19, roughly 178 days after the last spring frost.

Middletown sits in USDA Zone 6b (-5 to 0°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.

Stretching the season past the first frost

With roughly 7 weeks until Middletown's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.

The actual range around Middletown's last frost

04/24 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/11 and only about 1 year in 10 sees frost after that.

Middletown against the rest of the dataset

At roughly 178 frost-free days, Middletown places 25,571 of 40,283 ZIP codes in this dataset. Within OH, it ranks 828 of 1,383.

Learn more

Before leaning on 45044's figures: zone vs. frost date explains why Zone 6b and Middletown's frost date answer different questions, while the frost range explains how to read the range around Middletown's dates instead of trusting one.